The Governor is hereby authorized and empowered to take whatever action not contrary to law that he may find proper and necessary to enable the state to receive the benefits of appropriations which may be made by the Congress of the United States while the Legislature is not in session. A department, institution or agency of the state government designated by Congress, in such event and with the approval of the Governor, shall have authority to do all acts not contrary to law which may be necessary for enforcement with the requirements and conditions for the receipt of such federal appropriations. The Governor shall have authority to order transfers within the items of appropriations for such department, institution or agency as may be necessary to effectuate the purpose of this section (and not contrary to law).