Please help me to import table in below scenario Have one schema name

Question

Hi Please help me to import table in below scenario Have one schema name A and has few tables...and I have dump which has schema b and table is same as under schema A. Now I can not drop those table from schem A as there is some consttraints which not allowing and disabling also not worked... So please suggest me how can I import dump in schema A for same table ?? Please help