Up to 50% of adolescents with cerebral palsy have an intellectual disability, as well as a physical disability. Adolescents with intellectual disabilities still need sexual health education, they just need it in a way that's more individualized so that they can understand it and use it.
Every educator needs to make a decision about technology they need to put in place. They're not sure if they should put Option A in place or Option B in place. This can be particularly difficult in the world of disabilities because there might not always be a perfect answer. Teachers can look to this solution, using the least dangerous assumption to make good decisions about what technology might be best.
When you don't have enough evidence about a student's performance, assume they can do whatever you're asking them to do.