Hello
You can participate in counselling for AFMC through All India Quota Counselling after which the respective staes will start with their State Counselling. Once you are allotted a seat in any college through All India Counselling and you take that seat, that is you take admission to that resective college, you will not be allowed to partcipate in the State Counselling but if you do not get allotted any seat in AIQ counselling then you are fully eligible for the State Counselling.
To check which colleges you might get in NEET 2020 counselling you can use
NEET 2020 College Predictor – Know your College Admission Chances Base ...
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