You cannot submit your OBC NCL certificate is from Bihar in nit Durgapur ,you can still avail the home state quota benefits in NIT Durgapur under the OBC category if your state of eligibility is West Bengal; you just need to ensure your certificate is valid and recognized by the West Bengal government for admission purposes.

Obtain a obc certificate from west bengal government if both states have same eligibility criteria and ensure you must fulfill it.