If any provision of RCW
11.110.200 through
11.110.260 or the application thereof to any trust is held invalid, such invalidity shall not affect the other provisions or applications of RCW
11.110.200 through
11.110.260 which can be given effect without the invalid provision or application, and to this end the provisions of RCW
11.110.200 through
11.110.260 are declared to be severable.