Earlier quoted context omitted.
I don't think that's contradicting. Directly contradicting would be "Don't wear a mask if you are taking care of a person with COVID-19". What you described sounds more like extending the current WHO recommendations.
I think "You need to wear a mask when you go out of the house" directly contradicts "you only need to wear a mask when taking care of someone with COVID-19"
> WHO also said community masking could lead to a "false sense of security" and cause people to ignore other evidence-based measures like handwashing and self-isolation.