There may be a policy set on your subscription that is preventing you from creating the resources required. For example, your organization may not allow creating an AKS cluster, regardless of permissions. As a test, you could try to manually create an AKS cluster and / or a Virtual Machine Scale Set. If you are still having trouble, you may want to contact your IT organization.
https://learn.microsoft.com/en-us/azure/aks/learn/quick-kubernetes-deploy-portal?tabs=azure-cli
https://learn.microsoft.com/en-us/azure/virtual-machine-scale-sets/quick-create-portal
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