Sec. 9. The notice required by this chapter is not necessary:
(1) if actual notice has been given to a putative father under IC 31-19-3; or
(2) if:
(A) a person has attempted to give notice to a putative father at a particular address under IC 31-19-3; and
(B) the putative father could not be located at that address;
unless the putative father registers that address with the putative father registry under IC 31-19-5.