BBA

Definitely, you can study Chartered Accountancy course after completion of BBA.
The minimum qualification required for admission in Chartered Accountancy course is 10+2.
The CA course comprises of CPT, IPCC, Articled Training and Final Course.
Candidates are exempted from CPT, subject to any one of the qualifications given below.
1. Graduation in commerce stream with 55% or more marks in aggregate.
or
2. Graduation in non-commerce stream with 60% or more marks in aggregate.
or
3. Intermediate level qualification of Company Secretary couse or Cost and Work Accounts course.
If you have completed BBA with more than 60% marks then you will be exempted from CPT and you can directly register for IPCC.
The exams of IPCC are conducted in May and November months every year.
After qualifying IPCC exams you will have to undergo 3-year Articled Training and after completion of that, you will become eligible for Final course exams.

MBA in International Business programs prepare students for a management, trade or general business career that can be conducted on a global scale. These programs typically offer internship opportunities through established companies, which allow students to gain hands-on experience in international business.
A Master of Business Administration in International Business can lead to careers like management analyst, administrative service manager and chief executive officer. These MBA graduates specialize in business dealings with companies overseas.
Management analysts, also known as management consultants, work to improve profit margins, worker efficiency and the structure of business and organizations. Specializing in international business allows management analysts to head overseas and advice companies on how to improve. These workers are hired by big and small companies alike to help improve a company's infrastructure.