The author presented an example usage in scRNAseq & scATACseq as well as other datasets (e.g. bulkRNAseq with proteomics).
I think it will be nice to look over.
https://biofam.github.io/MOFA2/
Nice Review article of integrating multiomics, by one of the presenters.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7034308/
iOMICSPass - co-expression based data integration using network