Anmol Jolly

Yes you can but it would not be a wise move, until it is the last resort or you are very inclined to do it. Many people do it but face a lot of challenges because basics of 11th and 12th are lost.  

I think what to opt for comes after you have understood and identified what your interests are..  Your question reminds me of the story of a wood cutter who had 8 hours to cut a particular tree. Out of those 8 hours he spent 7 sharpening his axe, similarly, you must first spend maximum time after your boards identifying what interests you.  Once you get a hang of that, then you can decide what to do in the field of your interest.

After doing your graduation (BBA) you can either go for MBA coaching right away in order to enter the college of your preference to complete your Masters (MBA) and then look for a job/own venture or you can work (for say 1 year / 6 months), gain some hands on experience in the private sector / MNCs and then proceed for further studies. It all depends on your preferences & circumstances. In my personal opinion, getting the experience always helps as it will make you decide whether you want to work for someone once you have completed your Masters or try and start your own venture. In either