A person presumed to be a parent or an alleged genetic parent may sign a denial of parentage only in the limited circumstances set forth in this section. A denial of parentage shall be valid only if:
(1) an acknowledgment of parentage by another person has been filed pursuant to this chapter;
(2) the denial is in a record and is witnessed and signed by at least one other person; and
(3) the person executing the denial has not previously:
(A) acknowledged parentage, unless the previous acknowledgment has been rescinded pursuant to section 307 of this title or successfully challenged the acknowledgment pursuant to section 308 of this title; or
(B) been adjudicated to be the parent of the child.