Notwithstanding anything to the contrary contained in any other law for the time being in force, the validity of any loan or advance granted by the Small Industries Bank in pursuance of the provisions of this Act shall not be called in question merely on the ground of non-compliance with the requirements of such other law as aforesaid or of any resolution, contract, memorandum, articles of association or other instrument:
Provided that nothing in this section shall render valid any loan or advance obtained by any company or co-operative society where such company or co-operative society is not empowered by its memorandum to obtain loans or advances.