Title 10, Chapter 6, Section 36
A written power of attorney, unless expressly providing otherwise,
shall not be terminated by the incompetency or incapacity of the
principal. The power to act as an attorney in fact for a principal
who subsequently becomes incompetent or incapacitated shall remain
in force until such time as a guardian of the property or receiver
shall be appointed for the principal or until some other judicial
proceeding shall terminate the power.