<template>
    <div>POC:</div>
    <lightning-button label="SHOW" onclick={showcomps}></lightning-button>
    <template if:true={show}>
        <c-child1></c-child1>
        <c-child2></c-child2>
    </template>
</template>

@track show = false;

showcomps() {
    this.show = !this.show;
}

@wire(searchAccounts, { str: 'test' })
search(result) {
    console.log('1 result => ', JSON.stringify(result));
}

@wire(searchAccounts, { str: 'test' })
search(result) {
    console.log('2 result => ', JSON.stringify(result));
}

@wire(searchAccounts, { str: 'united' })
search(result) {
    console.log('result => ', JSON.stringify(result));
}

@wire(searchAccounts, { str: 'test' })
search(result) {
    console.log('result => ', JSON.stringify(result));
}