(a) An assignment of future wages payable pursuant to section 342 of this subchapter shall not be valid if it is made or procured to be made to:
(1) the employer from whom the wages are to become due; or
(2) any person on behalf of the employer, or for the purpose of relieving the employer from the obligation to pay under the provisions of section 342 of this subchapter.
(b) An employer shall not require an employee to agree, as a condition of employment, to accept wages at any other period.