Okla. Stat. tit. 58, § 58-1073: Disability, incapacity, or extended absence of principal

not affecting acts done pursuant to durable power of attorney.

All acts done by an attorney-in-fact pursuant to a durable power

of attorney during any period of disability, incapacity, or extended

absence of the principal have the same effect and inure to the

benefit of and bind the principal and his successors in interest as

if the principal were competent and not disabled, incapacitated, or

on an extended absence.