Subject to the regulations adopted by the state board of education, the state school for the deaf shall be open to receive persons who are deaf, partially deaf, and both blind and deaf residents of this state, who, in the judgment of the superintendent of public instruction and the superintendent of the school for the deaf, due to such disability, cannot be educated in the public school system and are suitable persons to receive instructions according to the methods employed in such school. The superintendent of the school for the deaf may pay the expenses necessary for the instruction of children who are both blind and deaf, who are resident of this state, in any suitable institution.