(1) A member, partner, or regular associate in a professional association, corporation, or partnership may share compensation or reimbursement received under section
503 (b)(2) or
503 (b)(4) of this title with another member, partner, or regular associate in such association, corporation, or partnership, and may share in any compensation or reimbursement received under such sections by another member, partner, or regular associate in such association, corporation, or partnership.
(2) An attorney for a creditor that files a petition under section
303 of this title may share compensation and reimbursement received under section
503 (b)(4) of this title with any other attorney contributing to the services rendered or expenses incurred by such creditors attorney.