(1) Where an instrument creating a power of attorney is not executed personally by the donor, the instrument is taken to be validly executed if but no form of attestation is necessary for that purpose.(a) it is executed by some other person in the presence of, and by the direction of, the donor; and(b) the signature of that other person is made or acknowledged by the donor in the presence of 2 or more witnesses present at the same time; and(c) those witnesses attest and subscribe the power of attorney in the presence of the donor (2) Subsection (1) does not apply to an enduring power of attorney unless the Board, after a hearing in accordance with Division 1 of Part 10 of the Guardianship and Administration Act 1995 , declares by order that that subsection is to apply.