MBA/PGDM

Answer to your question is hidden in the question itself, Go for MBA in marketing.

First, you need to do your graduation after that you pursue MBA.

I would suggest you to opt for a job and gain 1 or 2 years of experience then go for MBA.

Digital marketing is a sub type yet emerging area of marketing and it may take almost 50 years to become digital marketing as a specialisation in MBA. You may opt MBA in marketing and may undergo certifications like Google certification in digital marketing. For MBA marketing, you may opt for ISB Hyderabad where admission is through GMAT. You need to prove your worth as a management student to get admission including cracking GMAT other options are ICFAI Business School, IPE, JNTU, etc.

Doing MBA is useful and have good job opportunities provided, you do it from a reputed college.

PIBM, Pune is a decent college. But if you want to do PGDM in HR then, go for very reputed college because you can pursue MBA in finance or marketing from an average college to good college but, for HR always choose the best one. Eith this percentile you didn't a get good college for HR.