; (B) except as provided in paragraph (3), is on or after the date of enactment of this Act not a disinterested person, as defined in section 101 of title 11, United States Code; or (C) except as provided in paragraph (3), represents, or holds an interest adverse to, the interest of the estate with respect to the matter on which such professional person is employed. (2) Considerations In making a determination under paragraph (1), the court may take into consideration whether the services and expenses are in the best interests of creditors and the estate. (3) Committee professional standards An attorney or accountant described in section 1103(b) of title 11, United States Code, shall be deemed to have violated paragraph (1) if the attorney or accountant violates section 1103(b) of title 11, United States Code.