Nothing in this part shall be construed as altering or affecting any other authority, process, regulation, investigation, enforcement measure, license, authorization, or review provided by or established under any other provision of Federal law, including the International Emergency Economic Powers Act (50 U.S.C. 1701 et seq.) (IEEPA), or any other authority of the President or the Congress under the Constitution of the United States. This part is separate from, and independent of, the other parts of this subtitle. Differing foreign policy and national security circumstances may result in differing interpretations of the same or similar language among the parts of this subtitle. No action taken pursuant to any other provision of law or regulation, including the other parts of this subtitle, authorizes any transaction prohibited by this part or alters any other obligation under this part. No action taken pursuant to this part relieves the involved parties from complying with any other applicable laws or regulations.